"There was an Exception whilst trying to refresh an Access Token!" // app/Http/Controllers/Controller.php:290

"""
Client error: `POST https://apps.fortnox.se/oauth-v1/token` resulted in a `401 Unauthorized` response:\n
{"error":"error_missing_license","error_description":"The client credentials are invalid"}\n
""" // app/Http/Controllers/Controller.php:291

"ZjY4ZEV5b29nUFFXOkZRamlpVExpRU0=" // app/Http/Controllers/Controller.php:292

"6fe8281bc96f5f7ac5c8e2f74e0486cc625cc55a" // app/Http/Controllers/Controller.php:293